Answers

Add 90/56 and 25/90

1^st number: 1 34/56, 2^nd number: 25/90

90/56 + 25/90 is 475/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 90 is 2520
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2520
2. For the 1st fraction, since 56 × 45 = 2520,
   90/56 = 90 × 45/56 × 45 = 4050/2520
3. Likewise, for the 2nd fraction, since 90 × 28 = 2520,
   25/90 = 25 × 28/90 × 28 = 700/2520
4. Add the two like fractions:
   4050/2520 + 700/2520 = 4050 + 700/2520 = 4750/2520
5. 4750/2520 simplified gives 475/252
6. So, 90/56 + 25/90 = 475/252
   In mixed form: 1223/252

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁹⁰/₅₆+⁵⁰/₉₀ ⁹⁰/₅₆+⁷⁵/₉₀

Add Fractions Calculator